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Finding the Fourth Proportional to 653,925.61, 902,857.70 and 584,800.60

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Solution

The fourth proportional to 653,925.61, 902,857.70 and 584,800.60 is: 807,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,925.61 : 902,857.70 = 584,800.60 : x
  2. Step 2: Convert to fraction form
    653,925.61/902,857.70 = 584,800.60/x
  3. Step 3: Cross multiply
    653,925.61x = 902,857.70 × 584,800.60
  4. Step 4: Simplify right side
    653,925.61x = 527,991,717,236.33
  5. Step 5: Solve for x
    x = 527,991,717,236.33/653,925.61
  6. Step 6: Final answer
    x = 807,418.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.